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Overview of FMF Q4 Hex Slip-On Muffler w/Spark Arrestor - 042346

The FMF Q has always been in a league of its’ own and our latest Q4 HEX is the most significant upgrade to date. You don’t need to settle for a plugged up moto muffler hampered by an insert when you can have a compliant muffler engineered for performance.